Form No. 0185-029 1973 EXT ILLUSTRATED PARTS MANUAL

Form No. 0185-0291 1973 EXT340/2 FA Model No. 0250-022440/2FA Model No. 0250-024650/3FA Model No. 0250-026Engine Model No. T7 A340RX1 AEngine Model No. T7A440RX1AEngine Model No. T8A650RX1AILLUSTRATEDPARTS MANUALf,,-'.;. fr! ,1 -';''"): »Printed January 1973Arctic Enterprises, Inc.Thief River Falls, Minnesota 56701File in Section I HParts and Service Manuai

TABLE OF CONTENTSChassisPAGESki1Steering2Undercarriage .3Drive Train .4Belly Pan & Front Frame5Body Tunnel & Rear Bumper6Hood7Engine and Related Parts (340 & 440)8Engine and Related Parts (650)9Drive Clutch10Driven Clutch11EnginesCrankcase and Cylinder (340 & 440)12Crankcase and Cylinder (650) .13Piston and Crankshaft (340 & 440) .14Piston and Crankshaft (650)15Magneto Cover (340 & 440)16Magneto Cover (650)17C D Ignition System (340 & 440)18C D lqnltlon System (650)19Recoil Starter .20Gear Reduction Unit (340 & 440)21Carburetor, VM-36 (340)22Carburetor, VM-40 (440 & 650)23Fuel Pump24 (t ",:i

-y -I(!)-Zt 21'6-'"t21It\NOTE: Saddle, Item No. 16,is reversible for use onboth left and right skiassemblies.SkiRef.No.123456789101112131415 Part DescriptionScrew, CapSkiSkagNut, LockWasherSaddle, Spring SlideScrew, CapNut, LockScrew, CapNut, LockBumper, SkiRivetSpring, Single LeafLinerBlock, Bump-OutRef.No.Part �0190103-049Oty.242222224424222DescriptionSaddle (See Note)Screw, CapScrew, CapShock AbsorberSleeve, LowerSleeve, UpperScrew, CapScrew, CapSpacerNut, LockSpindleWasher, U-BendArm, SpindleWasherSpacer

M\ }-----n ,,-\ (. -) » 24,-.»:11 . 25//f'i. !\.". \\ nlit\\v .\\\lL. -" . o "J,j.! \11)I2.-- ,\ I.j' 15'I I ./. ,C-4» ·,-- ·····'"r,,-"r-"n,/"' .' /1)'\.:,.,':r.':,.' // , -. . ',-Jy1./2f\/\./!'V' ,110\1--"""',',,'., ///r-j/". '2"2t P,"dtfJ'I-4 J ' /' J----2- .JZ "i:---J.'JJJ'--"! /,\"// r JI "'/I "-e.,' .J/IJ4 JSteeringRef.No.12345678910111213141516171819Part 6-505Oty.1461212212211216221DescriptionPost Assy.Screw, CapNut, LockSpringNut, FlangeCable, BrakeClipNut, LockCap, Brake HandleRing RetainingPin, DriveHandle, BrakeLeverPinPlugScrew, Fit. Hd.Nut, y.Part 111111112111222222Description Pin/TetherSwitch, Tether/Stop (Incl. 20)InsertLeverHandle, Throttle (340)Handle, Throttle (440, 650)Cap, Throttle HandleClamp, CableScrew, CapCable, Throttle (340)Cable, Throttle (440)Cable, Throttle (650)Screw, CapRod End, R.H. Thd.Nut, Jam-R.H. Thd.Tie RodNut, Jam·L.H. Thd.Rod End, L.H. Thd.c.I' 2

Ii "'- .,4Z/ '"M/'"3t' (",/J235,11 UndercarriageRef.No. 12345678910111213141516171819202122Part 22422222122DescriptionFrameHi-FaxRivetBumperPad, ShockRivetRivetFront ArmWasher, LockScrew, CapBushingWasherWasherScrew, CapPin, ClevisPin, CotterBody, TurnbuckleScrew, CapWasherSpring, RightArm, w/BushingPivot 41424344Part 212222212DescriptionNut, LockSpring, LeftShock AbsorberZerkBushingRear ArmNut, LockScrew, CapWasherWheelEyeboltNutSpacerPin, DriveAxleScrew, CapNutWasher, LockNut, SquareAxleAxleEyebolt Assy.3

/ ,34 ',zf/'o/ s ; k-«: : "::,' C'r '.). , -" (--i , , / ,'I '" ,rt?Q/',1s.»(l'f. f/1."":0,,I13 &Z3,'- i6)::", 'J, ,/'(JJ , ' ,I;I{( I\-l "'/ Cl '",1Z\ "-f//B i'"/,., '11(I,iJeDrive 4252627284 j'Part 311211216111161DescriptionSprocket/Shaft Assy.Bolt, CarriagePlateBearingWasherNut, LockStudBearing, 1"Screw, CapWasherClutch, DrivenBearing, 1"Flange, w/ZerkBolt, CarriageShaft, DrivenKeyScrew, CapBracketCaliper, Brake - w/PuckPuckKeyScrew, CapHubDisc, BrakeBolt, CarriageDropcaseNut, LockBolt, 46474849505152153Part 112123112211441111DescriptionBolt, RibbedNut, LockNut, LockBushing . ,g-iPin/Link ASSV;",Screw, Cap,Spring Assy. ( 40)Spring Assy. (440,650)Pin, CotterPadSealCoverSealBearing, 7/8"FlangeNut, LockSprocket, 20T (340)Sprocket, 22T (440, 650)PlugWasher, NeopreneDecal, "Oil Fill"Decal, "Oil Level"Screw, CapWasher, External LockChain 68P (340)Chain 70P (440, 650)WasherSprocket, 35T

22 /127 »:/ .-----/- . .i- .' :. / , \"' .G.If'1: c . -l A'r "' ."" (.,- 21 . I,to.y.3/'/. 14,12/ .I' J ,---------. .-II"'-.' .e.15n. -./'/(( "I I3 )V/ / / " / 'f\.J . 1.''l\. · . ,. . 'il4'it Belly Pan & Front FrameRef.No.1234567891011121314"Part 0123-0670123·192Oty.Description1 Belly Pan4 Channel, Hood29 Rivet6 Nut, Lock2 Washer1 Bracket, Left4 Screw, Metal1 Trim, Left2 Bolt, 'J'8 Rivet2 Footrest1 Bracket4 Rivet2 Screw, MachineRefNo.Part y.4111211281411121DescriptionRivetBracket, RightTrim, RightE·RingPin, HingeShield, ClutchRivetGuard, ClutchBushingFront End Assy.Hinge, HoodDecal, "Warning"WasherCable, Hoodi:':.5

I2J .! ' ':,l , .24 CC . ":::. , ." : 13'---1. " .," ':. . .'!':::: ". .J'!3J ,''-7 , .,.''.('I )l1 ,15/ (,-,y . ' .,,}.J , ,;. .,.v./J.' :,.4\,""'"0"' , . / I , .,, ,:. . \"1 ;\ll 21' . ' "-",,. '.'.'.4fIr fti.'I.''c,11":I .' 1121. . 1i'l 1(;)". ('I. ". ,. .' ' .,. . -".'.,. '." ':, I ' .'. » '/ ."J,/r-- -!'"\e:"22I ·.1. 1. c-c . rr/BJcJ.·;L: -. ·Jd,[f.U. .Or.',ll./ ./11:,11//'Z' o.,. ::.:.:.:::y r. r'.' I·'.0.:J .I 00'. 1(kIYIDCC ." . ' : .:' " /-'C'·./,.I ------' ' ;:J '.,.,:,1.,.Z,k'; ;.' -1. ,.-' -.",/IS,."e,-; :.:.:':i','," U'.'-'11'y;11 ,IS14.3.'"Body Tunnel & Rear BumperRef.No-.Part ionBodyPadRivet, Clip· SolidRivet, Thrded., w/Nut . Opt.(Package of 50)88 Clip, Wear44 Cleat44 Ice Stud44 Rivet, Cleat· Solid(Package of 50)AR Rivet, Thrded., w/Nut . Opt.1 Track Assy., Bond (3·7)4 Plate, Mtg.102 Rivet2 Screw, Machine1 Plate, Wear· Left18 Rivet2 Spring8 Nut, Nylon Cap2 Screw, Machine1 Snow Flap1 Strip, Bumper4 Screw, Machine4 94041Part nBumper, RearEnd Plate Plate, Wear. RjgtJSnap, Cushion "FoamCover Assy., w/SnapsCushion Assy.Decal "Gas Mix 20 to 1"Gas papTankFilter Assy.Hose, 50 Ft.Hose, 500 Ft.Hose, 1000 Ft.GasketOutletWasherPad, RightPad, LeftStrip, WearRivetSnap, BodyDecal, "Arctic"

.u,v' t/7i HoodRef.No.1234567891011Part 1142822222RefNo.DescriptionDecal, FrontExtrusionHoodDecal, LeftChannel, HoodRivetLatchStrapScrew, MachineWasherNut, Lock12131415'f:1617Part 111111111DescriptionTrimDecal, "Hood Caution"Decal, 340 - LeftDecal, 440 LeftDecal, 650 LeftDecal, 340 - RightDecal, 440 - RightDecal, 650 - RightDecal, RightTachometer (340,440)Tachometer (650)"7

//(,712"'v4 /.\/Engine and Related PartsRef.No.12345678910111213Part 112224422244Ref.No.DescriptionClutch, Drive (340)Clutch, Drive (440)Washer, LockScrew, CapBelt, DriveClampFlange (340)Flange (440)WasherNutCarburetor, VM-36 (340)Carburetor, VM-40 (440)Pump, FuelScrew, CapNut, LockHose, 50' RollHose, 500' Roll14151617181920212223242526rI8Part 10108-1340108-1240123-1120108-1450108-123(340 &. 440)Oty.Description41111112110515411Hose, 1000' RollSpark Plug - NGK B-10EVEngine T7A340RXEngine T7A440RXExhaust Chamber, No.2 (440)Exhaust Chamber, No.2 (340)Exhaust Chamber, No.1 (440)Exhaust Chamber, No.1 (340)SpringPlate, EngineNut, LockWasherSupport, AngleMount, RubberScrew, CapBracket, Mtg.Spacer

.:1Engine and Related PartsRef.No.123456789101112131415"Part ionSpacerMount, RubberSupport, AngleBracketPlate, Engine"T", ConnectionPump, FuelChamber, Exhaust, No.1Chamber, Exhaust, No.2Chamber, Exhaust, No.3Screw, CapScrew, CapWasher, LockSpringScrew, CapRefNo.Part 133611161051(650)DescriptionClamp, HoseWasherNutEngine, Kaw. T8A650RXCarbo VM-40Flange, CarboSpark Plug, B-l0EVClutch, DriveBelt, DriveHose, Gas, 8.750" TotalNut, LockNut, Self-LockingWasherPlug, Middle Impulse9

-. 3Drive ClutchPart No. 0225-030 340 EnginePart No. 0225-031 440 EnginePart No. 0225-032 650 EngineRef.No.12345Part 10146-1580146-145Oty.11111111DescriptionSheave, StationarySheave, MoveableRamp Kit (340/440)Ramp Kit (650)Spdr.lArm Assy. 0225-030Spdr.lArm Assy. 0225-031Spdr.lArm Assy. 0225-032SleeveRef.No.6789101112Part 470146·144Oty.1313311Description SpringDowel, PinHousing, w/BearingWasher, LockScrew, CapWasher, LockBolt, Captive 10

y Driven Clutch(Part No. 0226-006)Comet 100DRef.No.123Part n1111Ring, Retaining-2 Pc. (203113)Cam, Fixed-34 (203108)Spring, Red-Standard (203114)Spring, Orange-Special (203123)Ref.No.456Part on, Insert (203111)Sheave, Moveable (203112)Sheave, Fixed (203110)"11

lnn ,t1 U . U,6- -2612Crankcase and CylinderRef.No.123456789101112131415Part 32288822228882218210DescriptionHead, Cylinder (340)Head, Cylinder (440)Nut,8 M/MWasher, SpringWasherGasket, Head (340)Gasket, Head (440)Cylinder (340)Cylinder (440)StudNut,6 M/MWasher, SpringGasket, ExhaustGasket, CylinderCrankcase Assy.StudPin, Part 001-2703000-3383001-2713000-1023000-098(340 8t 440)Oty.10101011122212222444 DescriptionNut,8 M/MWasher, SpringWasherStudBolt,6 x 40Seal, StarterNut,8 M/MWasher, SpringWasherBolt,8 x 68JointPipe, ExhaustInsulator (340/440)Gasket, CarburetorStudWasherNut,8 M/M 12

jI'.Crankcase and CylinderRef.No.12345678910111213 Part 003001-246Oty.3121212331212123331DescriptionHead, CylinderNut,8 M/MWasher, SpringWasherGasket, HeadCylinderStudNut, 6 M/MWasher, SpringGasket, ExhaustPipe, ExhaustGasket, CylinderCrankcase Assy.RefNo.Part )DescriptionStudPin, DowelStudNut, 8 M/MWasher, SpringWasherJointInsulatorGasket, CarburetorNut,8 M/MStudWasher,13

1 i161'399i,iI1'5121Piston and Cranl shaftRef.No.1234567891011Part on Set (340)Piston Set (440)Ring, Piston (340)Ring, Piston (440)Piston Pin Set (340)Piston Pin Set (440)Ring, SnapCrankshaft Assy.RingPin, DowelBearing 6206-9C4Bearing 6207-9C4WasherWasheraRefNo.121314151617(340 & 440)Part escription Seal, Seal, Oil (340/440) 14

2 .43Il' Gk1---l\ ff'.z141312 Piston and Cranl shaftRef.No.12345678910Part escriptionPiston SetRing, PistonPiston Pin SetRing, SnapCrankshaft Assy.o RingPin, DowelBearing 6206-9C4Bearing 6207-9C4WasherRef.No.Part 1111111199(650)DescriptionShimShimShimWasherSeal, OilSeal, OilKeyNut, 18 M/MWasher 115

tMagneto CoverRef.No.1234Part tionCover, MagnetoPin, DowelStudWasherRef.No.567(340 & 440)Part tion Washer, SpringNut,8 M/MLabel, T7A340RX1ALabel, T7A440RX1A 16

"1 Magneto CoverRef.No.1234Part ptionCover, MagnetoPin, DowelStudWasherRef.No.567Part Washer, SpringNut,8 M/MLabel, T8A650RX\.17

cC D Ignition 212223242518Part 441122242DescriptionMagneto Assy.FlywheelBase Assy.BaseCoil, ExcitingCoil, PulsingCoil, LightingScrew,5 x 34Screw,5 x 38Collar, CoilClampScrew,4 x 6ClampWire Assy.Screw,5 x 20WasherPlug, Spark (NGK B-l0EV)Cap, PlugSpring, Plug CapGrommetGrommetBracket, CoilBolt,6 x 25Clamp, CordCollarWasherWasher, 45464748495051(340 & 440)o-v.Part scriptionBolt,6 x 56Coil, Ignition (1 )Coil, Ignition (2)CollarScrew, 6 x 45Cover, CoilScrew,6 x 18BracketCD I UnitGrommetCollarScrew,4 x 10Bracket, BandBandScrew,6 x 25WasherConnectorWasherScrew,4 x 10TerminalRetainer, PulleyWasherNut, 18 M/MGrommetGrommetGrommet

II! l52 i .113,0426 C D Ignition SystemRef.No. 1-0123456789101112131415161718192021;;242526Part 6611DescriptionMagneto Assy.FlywheelBase Assy.Coil, ControlCoil, ExcitingCoil, PulsingCoil, TachometerCollar, CoilCollar, CoilScrew,4 x 12Screw,5 x 32Screw,5 x 20Screw,4 x 6Screw,4 x 8ClampClampWire Assy.ConnectorGrommetScrew,5 x 14WasherGrommetPlug, Spark (NGK B-l0EV)Cap, PlugSpring, Plug CapBracket, CoilCoil, Ignition 474849505152Part 1DescriptionGrommetBandCoil, Ignition (2)Bracket, UnitBolt,8 x 45CD I UnitClampBandConnectorConnectorScrew,6 x 16WasherCover, UnitScrew,6 x 35ClampCollarScrew,6 x 25Nut,6 M/MWasher, SpringWasherScrew,6 x 12ConnectorWasherScrew,4 x 10TerminalRetainer, Pulley19

16It151310965Recoil StarterRef.No.Part 4Otv.1111111331DescriptionRecoil Starter Assy.Case, RecoilSpring, RecoilReal, RecoilWasher (A)SpringSpring, ReturnPawlSpring, PawlRetainer, CoverRef.No.Part 5Oty.111111133Description Washer (B)Washer, SpringNut,8 M/MPulleyRopeHandlePiece, EndBolt,6 x 16Bolt,6 x 22II20

f, - . . . "",--N!Il "'"1'2 )) j\\l\!til!I11I : ;i \l II \LI\ \l ? \\l,\\, \l ,, 'I,113107'., : /;- :-- t,;;-- ! ;'- .r· /\.:; : JL ,/-,'jf'- v. Ii): ;1 II: l (I"J\.: 1\ l\: \: : 1; i \llJ' j-'-;:Ii 7ill) ( ; J--14572:/ IIt l,'."I-l Gear Reduction UnitRef.No.1234568101112Part 111111DescriptionCase, Reducer 1o RingBolt,8 x 23Washer, SpringBearing, 6913MC3PinionBolt, 1/2" x 25WasherGearBearing, 6206 C3RefNo.Part 3013001-302(340 8r. 440)Otv.1114411111DescriptionSeal, OilGasket, CaseCase, Reducer 2Bolt,8 x 50WasherPlug, Oilo RingJointPlug, DrainGasket"21